Submission #1129851

#	Time	Username	Problem	Language	Result	Execution time	Memory
1129851		Warinchai	Gym Badges (NOI22_gymbadges)	C++20	42 / 100	2096 ms	20044 KiB

Main

#include<bits/stdc++.h>
#define int long long
using namespace std;
int x[500005];
int l[500005];
int badge[500005];
vector<pair<int,int>>v;
int32_t main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    int n;cin>>n;
    for(int i=1;i<=n;i++)cin>>x[i];
    for(int i=1;i<=n;i++)cin>>l[i];
    for(int i=1;i<=n;i++){
        v.push_back({l[i]+x[i],i});
    }
    for(int i=1;i<=n;i++)badge[i]=5e14+5;
    badge[0]=0;
    sort(v.begin(),v.end());
    for(int i=0;i<v.size();i++){
        for(int j=n;j>=0;j--){
            if(badge[j]<=l[v[i].second])badge[j+1]=min(badge[j+1],x[v[i].second]+badge[j]);
        }
    }
    for(int i=n;i>=0;i--)if(badge[i]<5e14+5){
        cout<<i<<"\n";
        break;
    }
}

• Subtask 1: 15 / 15
• Subtask 2: 0 / 9
• Subtask 3: 27 / 27
• Subtask 4: 0 / 49